Which words in this sentence are proper nouns?

My cousins from philadelphia are taking an evening cruise on the potomac river.

Choose all answers that are correct.

A.
philadelphia

B.
potomac river

C.
cousins

D.
evening

E.
cruise

Question

Which words in this sentence are proper nouns? 

My cousins from philadelphia are taking an evening cruise on the potomac river.  
 
Choose all answers that are correct.
 
 A.
philadelphia
 
 B.
potomac river
 
 C.
cousins
 
 D.
evening
 
 E.
cruise

anonymous · Answer

A and B. A proper noun is just the specific name of a noun.

anonymous · Answer

I think.

anonymous · Answer

I dont do 'i thinks' sorry i go to a Private Strict school cant get anything wrong thanks tho.